Riboflavin, Niacin and Thiamine: study protocols
6 study groups took Riboflavin together with Niacin and Thiamine. These are the doses the studies gave. They are not a recommendation.
Dose per serving from research: Riboflavin
6 study groups in 6 studies say how much Riboflavin participants took a day.
These are the doses the studies gave. They are not a recommendation.
Most common: 1 mg to 2.5 mg, 50% of 6 study groups.
| Daily dose | Study groups |
|---|---|
| 500 mcg or less | 1 |
| 500 mcg to 1 mg | 0 |
| 1 mg to 2.5 mg | 3 |
| 2.5 mg to 5 mg | 1 |
| 5 mg to 10 mg | 0 |
| 10 mg to 25 mg | 0 |
| 25 mg to 50 mg | 1 |
Dose per serving from research: Niacin
6 study groups in 6 studies say how much Niacin participants took a day.
These are the doses the studies gave. They are not a recommendation.
Most common: 10 mg to 25 mg, 50% of 6 study groups.
| Daily dose | Study groups |
|---|---|
| 5 mg to 10 mg | 1 |
| 10 mg to 25 mg | 3 |
| 25 mg to 50 mg | 2 |
Dose per serving from research: Thiamine
6 study groups in 6 studies say how much Thiamine participants took a day.
These are the doses the studies gave. They are not a recommendation.
Most common: 1 mg to 2.5 mg, 50% of 6 study groups.
| Daily dose | Study groups |
|---|---|
| 500 mcg or less | 1 |
| 500 mcg to 1 mg | 0 |
| 1 mg to 2.5 mg | 3 |
| 2.5 mg to 5 mg | 0 |
| 5 mg to 10 mg | 1 |
| 10 mg to 25 mg | 0 |
| 25 mg to 50 mg | 1 |
Commonly used together
6 of 6 study groups took Riboflavin, Niacin and Thiamine with something else. Shown: what 3 or more different studies gave. The 10 most common of 12.
What was given together, not what works together.
| Taken with | Study groups |
|---|---|
| Copper | 4 |
| Iron | 4 |
| Vitamin A | 4 |
| Vitamin B12 | 4 |
| Vitamin B6 | 4 |
| Vitamin E | 4 |
| Zinc | 4 |
| Folic Acid | 3 |
| Iodine | 3 |
| Selenium | 3 |
6 study groups
| Study | |||||
|---|---|---|---|---|---|
| Effects of multimicronutrient supplementation on helminth reinfection: a randomized, controlled trial in Kenyan schoolchildren 2003 · multimicronutrient supplementation · Schoolchildren in Nyanza Province, Kenya; age and sex not specified | 1.6 mg | 16 mg | 1.4 mg | 335 days | — |
| Effects of maternal micronutrient supplementation on fetal loss and infant mortality: a cluster-randomized trial in Nepal 2003 · Multiple micronutrients · Pregnant women in rural Nepal | 1.8 mg | 20 mg | 1.6 mg | — | — |
| Effects of vitamin-B complex supplementation on periodontal wound healing 2005 · Vit-B · Adults with generalized moderate to severe chronic periodontitis undergoing access flap surgery; ages not reported; 13 males and 17 females enrolled across the study | 50 mg | 50 mg | 50 mg | 30 days | — |
| Daily supplementation of a multiple micronutrient powder improves folate but not thiamine, riboflavin, or vitamin B(12) status among young Laotian children: a randomized controlled trial 2022 · micronutrient powder group (MNP) · Children aged 6–23 months in rural Lao PDR; no disease-based selection, with high prevalence of undernutrition and micronutrient deficiencies | 500 mcg | 6 mg | 500 mcg | 36 weeks | 130 |
| A novel nutritional supplement to reduce plasma homocysteine in nonpregnant women: A randomised controlled trial in The Gambia 2019 · UNIMMAP tablet · Nonpregnant, non-lactating healthy women aged 18–45 years in West Kiang, The Gambia; women of reproductive age with common micronutrient deficiencies in the population | 1.4 mg | 18 mg | 1.4 mg | 12 weeks | 105 |
| Effects of supplementation with low-dose group B vitamins on clinical and biochemical parameters in critically ill patients with COVID-19: a randomized clinical trial 2024 · intervention group · Critically ill patients with COVID-19 | 4 mg | 40 mg | 10 mg | 2 weeks | 40 |